Home / 537,738.56-805,380.96-257,454.08

Finding the Fourth Proportional to 537,738.56, 805,380.96 and 257,454.08

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Solution

The fourth proportional to 537,738.56, 805,380.96 and 257,454.08 is: 385,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,738.56 : 805,380.96 = 257,454.08 : x
  2. Step 2: Convert to fraction form
    537,738.56/805,380.96 = 257,454.08/x
  3. Step 3: Cross multiply
    537,738.56x = 805,380.96 × 257,454.08
  4. Step 4: Simplify right side
    537,738.56x = 207,348,614,106.32
  5. Step 5: Solve for x
    x = 207,348,614,106.32/537,738.56
  6. Step 6: Final answer
    x = 385,593.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.